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Devonian Atlas of Ancient Life
Devonian Atlas of Ancient Life
All Species
Geology
About
Resources
All Species
Geology
About
Resources
Devonian Atlas of Ancient Life
/
Stratigraphic-Occurrences
/
Jaycox Member
/
Jaycox Member
Athyridida
Athyris spiriferoides
Spiriferida
Mucrospirifer mucronatus
